What are the differences between the GCM series (automotive) and the GRM series (general equipment)?
Release time:2025-04-08
Applications
GCM series products offer higher reliability than standard GRM products and are recommended for applications closely related to personal safety, such as automotive (driving, turning, stopping, safety devices), medical equipment, and other devices deemed critical for life safety. For information systems (such as in-car navigation devices, entertainment devices (such as in-car DVD or DVD players), body control (such as wipers, power windows), GRM series products are recommended.
| Recommendation | GCM Series | GRM Series |
|---|---|---|
| Applications | Engine Control Module Cruise Control Module Knock Control Adjuster Airbag Anti-lock Braking System (ABS) Four-Wheel Steering System Automatic Transmission Suspension System Power Steering Igniter Other critical control devices |
Car Audio In-car Navigation Car Air Conditioning Global Positioning System (GPS) Wiper Turn Signal Power Window Power Door Mirror Door Lock, Keyless Entry System Parking Sensor Interior Lighting Accessories, etc. |
Warranty Information
The GCM and GRM series not only differ in application but also in warranty. High reliability is essential for automotive applications, and the GCM series guarantees the high reliability listed below. Special warranties not listed below can be arranged depending on the project; please consult our sales department for details.
Comparison Table of Warranty Information for GCM and GRM Series (Example)
| GCM (AEC-Q200 Standard Product) | GRM | |
|---|---|---|
| Temperature Cycle | 1000 cycles | 5 cycles |
| Thermal Shock Cycle | 300 cycles | None |
| Humidity Resistance Humidity Load |
85℃, 85%, 1WV 1000 hours | 40℃, 90%, 1WV 500 hours |
| Low Voltage Humidity Load (85℃ 85% 1.3V) |
1000 hours | None |
| High Temperature Load | 1000 hours | 1000 hours |
| High Temperature Storage | 1000 hours | None |
| Humidity Cycle Resistance | 10 cycles | None |
※The table shows the general warranty information listed in the catalog.
Warranty information varies depending on the product. For individual warranty information, please refer to the specifications and reference drawings.
Specifications for major products can be confirmed via the product specification sheets added to the WEB product page.
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